15-12B

Date: May 31, 2022

/s/ Rafeal Brown

Rafeal Brown

Chief Financial Officer (Principal Financial and Accounting Officer)

15-12B 1 d337836d1512b.htm 15-12B 15-12B

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 15

CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION

UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934

OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934.

Commission File Number 001-37637

MIMECAST LIMITED

(Exact name of registrant as specified in its charter)

Jersey

001-37637

Not applicable

(State or other jurisdiction

of Incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

1 Finsbury Avenue

London, EC2M 2PF

United Kingdom

(Address of principal executive offices)

(781) 996-5340

(Registrant’s telephone number, including area code)

Ordinary Shares, par value $0.012 per share

(Title of each class of securities covered by this Form)

None

(Titles of all other classes of securities for which a duty to file reports under Section 13(a) or 15(d) remains)

Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports:


Rule 12g-4(a)(1)		☒
Rule 12g-4(a)(2)		☐
Rule 12h-3(b)(1)(i)		☒
Rule 12h-3(b)(1)(ii)		☐
Rule 15d-6		☐
Rule 15d-22(b)		☐

Approximate number of holders of record as of the certification or notice date: 1

Pursuant to the requirements of the Securities Exchange Act of 1934, Mimecast Limited has caused this certification and notice to be signed on its behalf by the undersigned duly authorized person.

SEC Form 15-12B filed by Mimecast Limited